Test

Maintainability quick wins: dedup, redundant copies, O(K^2) lookup (#… #1709

Job	Run time
get-environments	12s
hatch-test.py3.11-stable	5m 6s
hatch-test.py3.14-stable	5m 10s
hatch-test.py3.14-pre (PRE-RELEASE DEPENDENCIES)	2m 36s
Tests pass in all hatch environments	3s
	13m 7s

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